1.
(4) The Scyliorhinoids by 4 families (Scyliorhini-dae, Triakidae, Carcharhinidae and Sphyrnidae), 19 genera and 43 species;
(4)猫鲨类,有猫鲨、皱唇鲨、真鲨和双髻鲨4科19属43种;
2.
A mackeral shark(Lamna nasus) of temperate Atlantic waters.
鼠鲨一种鼠鲨（鼠鲨），生活在温暖的大西洋水域
3.
Here,it's in front of the Shark House.
这儿，鲨鱼馆前面。
4.
Any of various small sharks, chiefly of the family Squalidae, of Atlantic and Pacific coastal waters.
狗鲨一种小型鲨鱼，主要指大西洋和太平洋沿岸水域的棘鲨科鲨鱼
5.
The next shark that came was a single shovelnose.
接着来的鲨鱼是条单独的铲鼻鲨。
6.
"Large, aggressive shark (Carcharodon carcharias, family Lamnidae), considered the species most dangerous to humans."
鲭鲨科大型攻击性鲨鱼,学名为Carcharodon carcharias。
7.
ETMOPTERUS SPINAX (LINNAEUS,1758),A NEWLY RECORDED SPECIES OF THE FAMILY SQUALIDAE FROM CHINA
黑腹乌鲨——中国角鲨科鱼类一新纪录种
8.
any of numerous sharks from small relatively harmless bottom-dwellers to large dangerous oceanic and coastal species.
从海底无威胁的小鲨鱼到远洋及海湾危险的大鲨鱼的众多鲨鱼。
9.
small bottom-dwelling dogfishes.
生活于海底的小狗鲨。
10.
A shark snapped his leg off.
鲨鱼一口咬掉了他的腿。
11.
type genus of the Carcharhinidae.
真鲨科的一个模式属。
12.
Suddenly comes up a big shark.
突然出现了一条鲨鱼。
13.
a shark-skin jacket, suit, etc
鲨皮布外衣、 套装等.
14.
Shark?... Oh, I see, Sea World.
鲨鱼？…噢，知道了，海洋世界。
15.
rayon sharkskin suit
人造丝鲨皮绸成套服装
16.
He was looking steadily toward the shark coming.
他死死盯着迫近的鲨鱼。
17.
They were killed by a shark.
他们被一条鲨鱼咬死。
18.
There are more than two hundred and fifty species of shark.
鲨鱼种类达250种以上。